#!/usr/bin/env python

#################################################################################
#
# Copyright (c) 2006 Michigan State University
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#################################################################################

#################################################################################
#
#	Author:
#		Nathan Collins <npcollins@gmail.com>
#
#################################################################################

"""
Given a CQL query string, return a Lucene compatible search query.
A nice CQL modules for perl already did this, so I'm forking it over.
"""

import os, sys


def toLucene(cqlquery):

	# escape chars
	cqlquery = cqlquery.replace('"', r'\"')

	# send to perl
	parse = os.popen(u'perl cql.pl "%s"' % cqlquery)

	# read response
	lucenequery = parse.read()
	
	return lucenequery

# eof

